{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/tags/dpdk/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:dpdk:dpdk:*:*:*:*:*:*:*:*"],"_cs_cves":[{"cvss":7.8,"id":"CVE-2026-86562"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["DPDK"],"_cs_severities":["high"],"_cs_tags":["vulnerability","cve","dpdk","memory-corruption"],"_cs_type":"advisory","_cs_vendors":["DPDK"],"content_html":"\u003cp\u003eA high-severity vulnerability, CVE-2026-86562, has been identified in the DPDK (Data Plane Development Kit) lib/vhost component. The vulnerability is caused by a time-of-check time-of-use (TOCTOU) double-fetch of control-queue descriptors within the VDUSE (vDPA Device in User Space) control-queue handler. By manipulating these descriptors, an attacker can trigger a heap buffer overflow, resulting in memory corruption with attacker-controlled content. This flaw poses a significant risk to virtualized networking environments that rely on DPDK for high-performance packet processing, as successful exploitation could lead to arbitrary code execution or a denial of service. Defenders should prioritize patching or updating affected DPDK implementations to address this memory management flaw.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eThe vulnerability affects the DPDK software suite used in high-performance network function virtualization (NFV) and virtual switching infrastructures. If successfully exploited, an attacker could gain elevated privileges or disrupt critical network services, potentially impacting performance across large-scale data center environments and cloud provider virtual switches.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpdate DPDK installations to the latest version as provided by the vendor, which includes the fix for CVE-2026-86562.\u003c/li\u003e\n\u003cli\u003eAudit network infrastructure utilizing DPDK, specifically checking for components implementing VDUSE functionality.\u003c/li\u003e\n\u003cli\u003eMonitor logs for unusual service crashes or segmentation faults in processes responsible for DPDK vhost management.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-10-14T18:43:26Z","date_published":"2026-10-14T18:43:26Z","id":"https://feed.craftedsignal.io/briefs/2026-10-dpdk-vhost-vulnerability/","summary":"A time-of-check time-of-use vulnerability in the DPDK lib/vhost component enables a heap buffer overflow via the VDUSE control-queue handler, potentially allowing arbitrary code execution.","title":"CVE-2026-86562: TOCTOU Vulnerability in DPDK lib/vhost","url":"https://feed.craftedsignal.io/briefs/2026-10-dpdk-vhost-vulnerability/"}],"language":"en","title":"CraftedSignal Threat Feed - Dpdk","version":"https://jsonfeed.org/version/1.1"}